Home / 38,866.68-58,301.84-12,573.47

Finding the Fourth Proportional to 38,866.68, 58,301.84 and 12,573.47

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Solution

The fourth proportional to 38,866.68, 58,301.84 and 12,573.47 is: 18,860.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,866.68 : 58,301.84 = 12,573.47 : x
  2. Step 2: Convert to fraction form
    38,866.68/58,301.84 = 12,573.47/x
  3. Step 3: Cross multiply
    38,866.68x = 58,301.84 × 12,573.47
  4. Step 4: Simplify right side
    38,866.68x = 733,056,081.81
  5. Step 5: Solve for x
    x = 733,056,081.81/38,866.68
  6. Step 6: Final answer
    x = 18,860.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.